can someone correct these for me please...
Remove the parentheses.
-(3x+5y)
My answer: -3x-5y
Find the value of the polynomial
-x^2+3x-1 when x=4
My answer: -5
multiply. 10x(-4x-7)
my answer: -40x^2-70x
all correct.
awsome.....thank you...i just want to make sure....